.tabbar{
    width: 100%;
    display: flex;
    position: fixed;
    bottom: 0;
    height: 45px;
    border-top: 1px solid #999;
    background-color: white;
}
.tabbar>div{
    width: 32%;
    text-align: center;
    line-height: 45px;
    font-size: 16px;
}